Retaining wall modular block



FIG. 1 is a front perspective view showing my new retaining wall modular block;

FIG. 2 is a back perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a left side view thereof

FIG. 7 is a front side view thereof; and,

FIG. 8 is a back side view thereof. 

The ornamental design for a retaining wall modular block, as shown and described. 